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| Mirrors > Home > MPE Home > Th. List > ovresd | Structured version Visualization version GIF version | ||
| Description: Lemma for converting metric theorems to metric space theorems. (Contributed by Mario Carneiro, 2-Oct-2015.) |
| Ref | Expression |
|---|---|
| ovresd.1 | ⊢ (𝜑 → 𝐴 ∈ 𝑋) |
| ovresd.2 | ⊢ (𝜑 → 𝐵 ∈ 𝑋) |
| Ref | Expression |
|---|---|
| ovresd | ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ovresd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑋) | |
| 2 | ovresd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ 𝑋) | |
| 3 | ovres 7618 | . 2 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) | |
| 4 | 1, 2, 3 | syl2anc 596 | 1 ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 × cxp 5656 ↾ cres 5660 (class class class)co 7451 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-sep 5255 ax-pr 5398 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-xp 5664 df-res 5670 df-iota 6520 df-fv 6574 df-ov 7454 |
| This theorem is used by: sscres 18048 fullsubc 18075 fullresc 18076 funcres2c 18128 mgmn0plusgf 18877 rngchom 20926 ringchom 20955 rhmsubclem4 20991 irinitoringc 21840 psmetres2 24688 xmetres2 24735 prdsdsf 24741 xpsdsval 24755 xmssym 24839 xmstri2 24840 mstri2 24841 xmstri 24842 mstri 24843 xmstri3 24844 mstri3 24845 msrtri 24846 tmsxpsval 24912 ngptgp 25010 nlmvscn 25061 nrginvrcn 25066 nghmcn 25119 cnmpt1ds 25217 cnmpt2ds 25218 ipcn 25622 caussi 25673 causs 25674 minveclem2 25802 minveclem3b 25804 minveclem3 25805 minveclem4 25808 minveclem6 25810 ftc1lem6 26416 ulmdvlem1 26784 abelth 26825 cxpcn3 27133 rlimcnp 27350 zsoring 28852 hhssnv 31923 madjusmdetlem3 34572 qqhcn 34734 qqhucn 34735 ftc1cnnc 38878 ismtyres 39008 isdrngo2 39158 naddcnffo 44627 |
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